April 15, 2023 3 min read

Cannabidiol (CBD) is a popular health supplement that has been praised for its therapeutic properties. Many people have turned to CBD to help alleviate symptoms of anxiety, depression, and chronic pain. But how long does it take for CBD to start working?

The answer to this question is not straightforward, as there are many factors that can affect how quickly CBD takes effect. In this article, we'll explore the various factors that influence the onset time of CBD, as well as some tips on how to maximize its effectiveness.

How Does CBD Work?

Before we dive into how long it takes for CBD to work, let's first discuss how CBD interacts with the body. CBD is a cannabinoid, a class of compounds that interact with the body's endocannabinoid system (ECS). The ECS is a complex network of receptors and neurotransmitters that helps regulate a variety of bodily functions, including pain, mood, and appetite.

When CBD enters the body, it interacts with the ECS by binding to receptors in the brain and throughout the body. This interaction can help reduce inflammation, alleviate pain, and promote feelings of relaxation and calm.

Factors That Affect CBD Onset Time

The onset time of CBD can vary widely depending on several factors. Here are some of the most important factors to consider:

Method of Administration

One of the biggest factors that can affect how quickly CBD takes effect is the method of administration. There are several different ways to take CBD, including:

  • Inhalation: This involves smoking or vaping CBD oil. Inhalation is one of the fastest ways to get CBD into the bloodstream, as it bypasses the digestive system and goes straight into the lungs. However, the effects of inhalation typically only last for a few hours.
  • Sublingual: This involves placing CBD oil drops under the tongue. The CBD is absorbed into the bloodstream through the mucous membranes in the mouth, which can help it take effect more quickly than oral consumption. The effects of sublingual CBD can last for up to six hours.
  • Oral Consumption: This involves swallowing CBD oil capsules or adding CBD oil to food or drinks. Oral consumption takes longer to take effect than inhalation or sublingual administration, as the CBD must pass through the digestive system before it can enter the bloodstream. The effects of oral CBD can last for up to eight hours.


Another important factor that can affect CBD onset time is dosage. The amount of CBD you take can have a significant impact on how quickly it takes effect. Generally speaking, a higher dose of CBD will take longer to take effect than a lower dose.

Body Weight and Metabolism

Your body weight and metabolism can also influence how quickly CBD takes effect. People with higher body weight may need a higher dose of CBD to feel its effects, as their bodies require more CBD to achieve the same level of absorption. Additionally, people with faster metabolisms may experience the effects of CBD more quickly than those with slower metabolisms.

Quality of CBD

The quality of the CBD you use can also affect how quickly it takes effect. CBD products that are high in purity and free from contaminants may be more effective than lower-quality products.

Tips for Maximizing CBD Effectiveness

If you're looking to maximize the effectiveness of CBD, here are a few tips to keep in mind:

  • Choose a high-quality CBD product from a reputable manufacturer.
  • Start with a low dose and gradually increase it until you achieve the desired effects.
  • Experiment with different methods of administration to find the one that works best for you.
  • Be patient and give the CBD time to take effect.


In conclusion, the onset time of CBD can vary widely depending on several factors, including the method of administration, dosage, body weight and metabolism, and the quality of the CBD product. By understanding these factors and following some simple tips, you can help maximize the effectiveness of CBD and achieve the desired results.

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